| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Boötes[1] |
| Right ascension | 14h 20m 08.66452s[2] |
| Declination | +30° 25′ 44.8555″[2] |
| Apparent magnitude (V) | 6.34 - 6.45[3] |
| Characteristics | |
| Spectral type | A5III[4] (kA3hA4mF0)[5] |
| U−Bcolor index | +0.10[6] |
| B−Vcolor index | +0.16[6] |
| Variable type | Suspected[3] |
| Astrometry | |
| Radial velocity (Rv) | +1.3[7] km/s |
| Proper motion (μ) | RA: −9.164[2]mas/yr Dec.: −5.971[2]mas/yr |
| Parallax (π) | 11.9629±0.1441 mas[2] |
| Distance | 273 ± 3 ly (84 ± 1 pc) |
| Absolute magnitude (MV) | +1.61[1] |
| Details | |
| Mass | 2.0[8] M☉ |
| Radius | 2.0[8] R☉ |
| Luminosity | 17[8] L☉ |
| Surface gravity (log g) | 4.13[8] cgs |
| Temperature | 8,213[8] K |
| Metallicity[Fe/H] | −0.01[9] dex |
| Rotational velocity (v sin i) | 26[10] km/s |
| Age | 667[9] Myr |
| Other designations | |
| BD+31°2605,HD 125658,HIP 70051,HR 5374, NSV 6633,SAO 64074[11] | |
| Database references | |
| SIMBAD | data |
HD 125658 is a candidatevariable star[3] in the northernconstellation ofBoötes. It is a hotgiant star about 273 light years away.
One published spectral class, kA3hA4mF0, would identify HD 125658 as anAm star, but this chemical peculiarity is considered doubtful.[12] The star'sapparent magnitude has been reported to vary between 6.34 and 6.45, but this has not been confirmed.[3]
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 | This giant-star-related article is astub. You can help Wikipedia byadding missing information. |
